708666120 has 96 divisors (see below), whose sum is σ = 2309275800. Its totient is φ = 188476416.

The previous prime is 708666089. The next prime is 708666157. The reversal of 708666120 is 21666807.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 702992196 + 5673924 = 26514^2 + 2382^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144834 + ... + 149646.

Almost surely, 2^708666120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 708666120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1154637900).

708666120 is an abundant number, since it is smaller than the sum of its proper divisors (1600609680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

708666120 is a wasteful number, since it uses less digits than its factorization.

708666120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5239 (or 5232 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 708666120 is about 26620.7836098038. The cubic root of 708666120 is about 891.5531186045.

The spelling of 708666120 in words is "seven hundred eight million, six hundred sixty-six thousand, one hundred twenty".